Questions


October 2022 1 3 Report
Which of the following statements is correct?
A. They provide raw materials and resources for medicines and other purposes.
B. The biotic organisms in a balanced ecosystem do not interact with non-living abiotic features in the environment.
C. The biotic features of ecosystems include precipitation, temperature, landscape, sunlight, soil or water chemistry, and moisture.
D. Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients, and provide us with food.​

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